Error! Please Help Me!

Alright I'm using windows 10 and Arduino RFID kit 1, and I can't upload my sketch, this is the error code

M:\Challenge\ARDUINO\sketch_jan24a\sketch_apr18a\sketch_apr18a.ino:11:20: fatal error: Keypad.h: No such file or directory

#include <Keypad.h>

^

compilation terminated.

exit status 1
Error compiling for board Arduino/Genuino Uno.

Please help! :frowning: :frowning: :frowning:

Install the library to fix that issue..
Easy

See the instructions here.